don't crash on invalid ranges in -fprint-source-range-info
mode, just ignore them as usual.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@69558 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Frontend/TextDiagnosticPrinter.cpp b/lib/Frontend/TextDiagnosticPrinter.cpp
index 7d3c4c2..0dd71d7 100644
--- a/lib/Frontend/TextDiagnosticPrinter.cpp
+++ b/lib/Frontend/TextDiagnosticPrinter.cpp
@@ -267,6 +267,9 @@
bool PrintedRange = false;
for (unsigned i = 0, e = Info.getNumRanges(); i != e; ++i) {
+ // Ignore invalid ranges.
+ if (!Info.getRange(i).isValid()) continue;
+
SourceLocation B = Info.getRange(i).getBegin();
SourceLocation E = Info.getRange(i).getEnd();
std::pair<FileID, unsigned> BInfo=SM.getDecomposedInstantiationLoc(B);